SAT Equivalent expressions Practice Question 1 (Easy)

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Math · Advanced MathEasy

Which expression is equivalent to $3(2x - 5) + 4x$ ?

$10x - 15$

$10x - 5$

$6x - 11$

$2x - 15$

Show answer and explanation

Answer: A

Distribute the 3: $6x - 15 + 4x$ . Combine like terms: $10x - 15$ .

Choice B distributes the 3 to $2x$ but not to $-5$ .

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